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Class Information
Number: 242/348.4
Name: Winding, tensioning, or guiding > Unwinding and rewinding a machine convertible information carrier (e.g., magnetic tape or photographic film) > Cartridge system (i.e., cartridge work station or cartridge) > Single coil cartridge (e.g., film magazine) > Light occludent
Description: Subject matter wherein the cartridge is constructed in a particular manner to exclude unwanted light into the cartridge interior, typically to avoid light exposure on photosensitive film.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7374803 |
Band-like matter fastening seal, roll photo film, apparatus and methods for manufacturing a band-like matter unit |
May. 20, 2008 |
| 6892974 |
Recording tape cartridge |
May. 17, 2005 |
| 6871811 |
Film cartridge including light blocking fabric |
Mar. 29, 2005 |
| 6663041 |
Apparatus for storing, transporting and delivering roll-formed flat printing material for a machine processing such material |
Dec. 16, 2003 |
| 6659381 |
Light-shielding cloth for photographic film cartridge and photographic film cartridge |
Dec. 9, 2003 |
| 6652166 |
Photographic film cartridge |
Nov. 25, 2003 |
| 6641072 |
Paper magazine for a recording paper roll and recording paper roll |
Nov. 4, 2003 |
| 6520692 |
Exposure apparatus for printing plates |
Feb. 18, 2003 |
| 6506547 |
Roll Package |
Jan. 14, 2003 |
| 6502784 |
Device for detecting remaining quantity of rolled papers |
Jan. 7, 2003 |
| 6481904 |
Light-shielding packaging system for photosensitive web roll |
Nov. 19, 2002 |
| 6447176 |
Film canister device for use in a film package assembly and a method for loading a camera therewith and a camera loadable thereby |
Sep. 10, 2002 |
| 6412726 |
Supply magazine for recording material roll and having code reader |
Jul. 2, 2002 |
| 6375008 |
Light shielding packaging system for photosensitive web roll |
Apr. 23, 2002 |
| 6357686 |
Paper magazine for a recording paper roll and recording paper roll |
Mar. 19, 2002 |
| 6340042 |
Method of and apparatus for applying light-shield member to photosensitive member |
Jan. 22, 2002 |
| 6299089 |
Light tight cartridge for a roll of web material |
Oct. 9, 2001 |
| 6254023 |
Photo film cassette |
Jul. 3, 2001 |
| 6216971 |
Photo film cassette |
Apr. 17, 2001 |
| 6196484 |
Photographic 120-size film roll |
Mar. 6, 2001 |
| 6159326 |
Method of and apparatus for applying light-shield member to photosensitive member |
Dec. 12, 2000 |
| 6135378 |
Apparatus for removing film from a film magazine |
Oct. 24, 2000 |
| 6113287 |
Magnetic orientation process and device |
Sep. 5, 2000 |
| 6099173 |
Conical centering process and device |
Aug. 8, 2000 |
| 6100017 |
Roll photo film having seal tape |
Aug. 8, 2000 |
| 6098376 |
Light-tight package and method of forming the same |
Aug. 8, 2000 |
| 6089487 |
Paper magazine for a recording paper roll and recording paper roll |
Jul. 18, 2000 |
| 6065702 |
Photo film cassette |
May. 23, 2000 |
| 6048676 |
Light-tight package for a roll of light-sensitive material |
Apr. 11, 2000 |
| 6045078 |
Cassette for light-sensitive material |
Apr. 4, 2000 |
| 6045982 |
Film leader |
Apr. 4, 2000 |
| 6033128 |
Rolled film backing paper with cinch tabs |
Mar. 7, 2000 |
| 6022678 |
Photographic roll film |
Feb. 8, 2000 |
| 6019309 |
Cassette for photosensitive material |
Feb. 1, 2000 |
| 6016984 |
Spoolless film takeup chamber with improved spooling spring |
Jan. 25, 2000 |
| 5984227 |
Film rewinding apparatus |
Nov. 16, 1999 |
| 5971311 |
Photo film cassette, and method of attaching light-trapping fabric to |
Oct. 26, 1999 |
| 5971312 |
Photo film cassette and cassette containing case for the same |
Oct. 26, 1999 |
| 5934592 |
Photographic roll film |
Aug. 10, 1999 |
| 5931400 |
Film cartridge and cartridge mounting insert for microfilm machines |
Aug. 3, 1999 |
| 5921494 |
Photographic film cartridge with film clamping flanges |
Jul. 13, 1999 |
| 5911380 |
Paper magazine for containing a recording paper roll |
Jun. 15, 1999 |
| 5909853 |
Film-rewinding apparatus |
Jun. 8, 1999 |
| 5906813 |
Injection molded article used with photosensitive material |
May. 25, 1999 |
| 5868339 |
Holder for preventing the incidental rotation of film material on a role |
Feb. 9, 1999 |
| 5860613 |
Film cartridge |
Jan. 19, 1999 |
| 5855334 |
Rectangular parallelepipedic case and method of producing the same |
Jan. 5, 1999 |
| 5855336 |
Method of and apparatus for attaching light-shielding leader to photosensitive material roll |
Jan. 5, 1999 |
| 5851743 |
Colored packaging material for photosensitive material, method for producing same, and packaged photosensitive material |
Dec. 22, 1998 |
| 5832327 |
Photographic film cassette |
Nov. 3, 1998 |
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